Re: [PATCH v3 2/5] coredump: Let dump_emit() bail out on short writes

[Oleg Nesterov]

On 08/18, Jann Horn wrote:
>
> +     if (dump_interrupted())
> +             return 0;
> +     n = __kernel_write(file, addr, nr, &pos);
> +     if (n != nr)
> +             return 0;
> +     file->f_pos = pos;

Just curious, can't we simply do

        __kernel_write(file, addr, nr, &file->f_pos);

and avoid "loff_t pos" ?

Oleg.